Step-by-step explanation:
7/x=12/14=6/7
x=49/6=8.167
Answer:
0,5
Step-by-step explanation:
Answer:
x=1
y=-1/2
Step-by-step explanation:
x+2y=0....(1)
10y=-5.....(2)
From (2) we can find y.
y=-5/10
y=-1/2
Use that in (1)
x+2*(-1/2)=0
x-1=0
x=1
D. There is a 5/8 chance each time. You would multiply that together to get the answer seen in D.